C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
260/457.4
C08K 5/527 (2006.01) C07F 9/6574 (2006.01)
Patent
CA 1136152
078004-M PROCESS FOR PREPARING AROMATIC POLYPHOSPHITES Abstract: A process for preparing aromatic polyphosphites wherein a pentaerythritol diphosphite compound having "leaving" groups is reacted with a bis-(hindered phenolic) compound. The resulting aromatic polyphosphite is free of phenol which fact enlarges its sphere of utility as a polymer additive.
343754
Hechenbleikner Ingenuin
Valdiserri Leo L.
Borg-Warner Chemicals Inc.
Macrae & Co.
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